10-26 Exercise 2: Displays the number of its digits and their sum

Question

Write a program that reads an integer (1-4 digits) and displays the number of its digits and their sum. For example, if the number is 1234, the program should display 4 and 10

寫一個輸入四位整數 輸出數字的位數和位數的總和。例如，數字是1234程式會輸出4和10。

More information about Loops here.

 

Example input:

1234

Example output:

4 10

 

Example input 2:

245

Example output:

3 11

 

Answer 1

Hidden content!
*     ** ** * *  ***

int *** * ***

int   * *

int   *

     *** ** ***** *   **     
*** * **
*   * *
*     *   **
*  * *** * * *
* ** *  

 *   * ***    *   
a=  **
    
}


   ******  **   * *    ** 


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 2

Hidden content!
  **** * *  * *  **

int ** *** * *

int   *  

int   

***** ** * *   * *  *  ** ** 
  ****
*  ** **  
* *****  ** 
  *  **** 
 * *

   *  * * * **
a=    *
* *
}


*   *  * **  *  *  * * * ***   


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 3

Hidden content!
 * ** *   * * **   *

int   * *  *

int  * * *

int  **

**** ** *   *   *      *      *    
**** * 
***    * *
** ****** **
 ***   * *
*  ****

  *  *   ***
a=  ***
  * 
}


 **  * ** *     ****


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 4

Hidden content!
*  *   ** *   * ***

int    *** *** *

int  **

int * 

    *  ** ***   * **** *      
**** *  
 *       
 * *** **    *
**  **    
  *  **

 ** * **** ***
a= * **
* 
}


 ***   * ***    ******  ** *


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 5

Hidden content!
**  *  * **     *

int ***  ****

int      *

int * *

 ***         *  **   * * **
  *** 
 *  * ** 
*** ** *** * 
 ****** *****  *
     **

 *    *  **   * 
a=  *  
    
}


 **  *  *** *  *  * **  ** 


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 6

Hidden content!
* ***  ********* * *  

int   *   *

int  *

int *  *

 * *   ** **   *  *  * * ***  
 *  *
* **   ****
**  * ***
 **** * * * *
 ** ***

    * ** ***    *
a=  ***
** 
}


********  ****   * * ****  * 


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 7

Hidden content!
  ** **** * * 

int * **  ** 

int ** * 

int   

*  *    *  *** *  **  *  ** 
  **
**     * *  **
*   **** *  *
 *  *   ***
 *  ****

****  ***  ** ****
a= * *
   
}


*        *  *     ** * 


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 8

Hidden content!
 ** *   *   *****   * 

int * * *   **

int  

int   

 ** *  * *   *** *   * *    
*** * *  
**  ** * *
* **  *  
* * *  ** 
*** *    

 * **  *** **
a=    
  * 
}


*  *  * * *       *   * *


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 9

Hidden content!
#include<stdio.h>
int main()
{
  * *  *  * ** *   * ****   n,digits = 0,sum = 0;
*   * **    * * ** ** *** *  ** *   *  *  ** *   *    ****
*  ***   ** *    * * * *   {
**  ** **     ** * ** ** * **  **** **  ****  ** * ** **  *   ** *  
**   *   ***    **   **** ** * * * ** ** *  *   *  ***** **  
 * *   *  **    * ****** **   ** **     ** **** * *** * **
** **  *    * *  * *        **** * while(n > 0);
******* * ***  *** *** **  *  *  **** d\n",digits,sum);
}

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output

Answer 10

Hidden content!
#include<stdio.h>
int main()
{
 **   **       *  * * **** * ** n,digits = 0,sum = 0;
*  * ****   *     ** **    ***** *** **      * *** *  ** 
  ***  ***    **    *** * {
 *** * *   ** *   ***   * * ****   **  *  **** ** *  *  *     **
***** * **  *  * **     * * * ***   **  *  *      **  * 
* * * **  ***    * ****  * *  ***   ***  ****   *** *** * 
* **   **    * **  ****  ***   * while(n > 0);
       ** *  *  * * * * *** ** *  ** ** *** *** * d\n",digits,sum);

Comments

prog.c: In function 'main':
prog.c:11:5: error: expected declaration or statement at end of input
     printf("%d% d\n",digits,sum);
     ^~~~~~